I trying to convert .h5 model to tflite on raspberry pi but get erro

Hello, can help me to solve this problem?
i trying convert the kersa .h5 model to tflite, i succes convert it on my laptop(windows)
but when i try convert using raspberry pi 5, it get some error .

WARNING:absl:Buffer deduplication procedure will be skipped when flatbuffer library is not properly loaded
Traceback (most recent call last):
File “/home/sam/Desktop/signlanguage/preprocess data.py”, line 81, in
tflite_model = converter.convert()
^^^^^^^^^^^^^^^^^^^
File “/home/sam/.local/lib/python3.11/site-packages/tensorflow/lite/python/lite.py”, line 962, in wrapper
return self._convert_and_export_metrics(convert_func, *args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File “/home/sam/.local/lib/python3.11/site-packages/tensorflow/lite/python/lite.py”, line 954, in _convert_and_export_metrics
return flatbuffer_utils.convert_object_to_bytearray(model_object)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File “/home/sam/.local/lib/python3.11/site-packages/tensorflow/lite/tools/flatbuffer_utils.py”, line 86, in convert_object_to_bytearray
model_offset = model_object.Pack(builder)
^^^^^^^^^^^^^^^^^^^^^^^^^^
File “/home/sam/.local/lib/python3.11/site-packages/tensorflow/lite/python/schema_py_generated.py”, line 12169, in Pack
operatorCodes = builder.EndVector()
^^^^^^^^^^^^^^^^^^^
TypeError: Builder.EndVector() missing 1 required positional argument: ‘vectorNumElems’

this is my code